Ten young adults living in California rated the taste of a newly developed sushi

Question

Ten young adults living in California rated the taste of a newly developed sushi pizza topped with tuna, rice, and kelp on a scale of 1 to 50, with 1 indicating they did not like the taste and 50 that they did. The ratings were: 34 39 40 46 33 31 34 14 15 45 In a parallel study, 10 young adults in Iowa rated the taste of the same pizza. The ratings were: 28 25 35 16 25 29 24 26 17 20 Click here for the Excel Data File Calculate the range, mean and variance. (Round "mean" to 1 decimal place and "variance" to 2 decimal places.)

Explanation / Answer

California:
Mean = 33.1
Variance = 120.99
Range = 32

Iowa:
Mean = 24.5
Variance = 32.72
Range = 19

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